How to Update Xiegu XPA125B Firmware?
- Ham Talk, Update Info
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Posted by Kate Lin
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Posted by Kate Lin
Firmware release notes
The following tables list the details that have been changed with new versions of the Xiegu XPA125B firmware. Generally previous updates are included in the latest version.
Note: Never update your radio if it is not really necessary, or in other words:
Don't fix it if it's not broken! This cannot be emphasized often enough. To update the Xiegu XPA125B, only use the firmware that you can find on our support pages. Before carrying out an update, make sure that the release package is still available for download on our support page. All firmware updates for the Xiegu XPA125B are supplied with 'Release Notes'.
Please carefully read the 'Release Notes' and
all documents contained in the firmware archives!
1.1 Firmware V2.0.1 as of January 14th, 2025
| Revision | Changes | Released |
|---|---|---|
| V2.0.1 Jan 14 2025 | • Fixed the issue of low-pass filter group
jumping when transmitting in some bands |
2025-01-20 |
1.2 Firmware V2.0.0 build 013 as of September 20th, 2022
| Revision | Changes | Released |
|---|---|---|
| V2.0.0 Build 013
Sep 20 2022 |
• No release details provided by Xiegu | 2022-09-20 |
Updating the Xiegu XPA125B firmware
After downloading and unzipping the package, the Xiegu XPA125B firmware can be updated as follows:
1. The XPA125B needs to be powered by an external power supply at 13.8V.
2. Power off the XPA125B.
3. Connect the USB-cable that came with your XPA125B to the PC.
4. Check that the required driver has been installed. Using the tool USBDeview (you may download it from https://www.nirsoft.net/) the device properties should look similar to the following screenshot:
5. Start TeraTerm or some other terminal program that is capable of doing terminal emulation and X-MODEM-transfer using 1k block size. For your convenience we have added the current version 5.3. of TeraTerm to the XPA125B update-archive.
6. Set up TeraTerm for establishing a serial connection and select the virtual COM-port that got assigned to your XPA12B programming cable.
7. Now select Setup → Serial port …
8. Setup the serial ports properties as follows:
9. Press and hold the [PA] and [BAND] buttons of XPA125B.
10. Now additional press the [POWER] button power on the device.
11. The display will show a screen similar to the following picture.
12. Now release all keys
13. Press the [PA] button that corresponds to the UPDATE function in order to start the update process.
14. Immediately thereafter the existing firmware will be erased.
15. After the firmware is erased (that´s after about 3 seconds) the TeraTerm window on the computer will display the following information:
16. Now the Xiegu XPA125B is awaiting the new firmware.
17. To initiate the transfer of the new firmware, select: File → Transfer → XMODEM → Send…
18. Navigate to the directory containing the new firmware file and select the file ending with ‘.xgf’. Do not forget to checkmark the 1k option box. This is very important. If you forget it, you will have to start the complete update procedure from the beginning.
19. The TeraTerm progress bar will show the current status of the transfer
20. As soon as the update has completed, the XPA125B will automatically power cycle.
21. Unplug the data-cable
22. Power cycle the Xiegu XPA125B
23. For about a second the XPA125B will show its Version details
This completes the update process.
Notes: Never install any firmware not originating from Radioddity or Xiegu. Always check the availability of the update archive on the Radioddity support page for the Xiegu XPA125B before performing an update that may have been revoked in the meantime.
Where to find further information?
On the Internet you will find a variety of sources with information about the Xiegu XPA125B. When watching videos make sure that the Xiegu XPA125B in the video is at the same firmware level as yours (features can change and bugs may be fixed between firmware versions).
3.1 Radioddity support area
Please note that you can find all firmware, software and user manuals in the support section of our official Radioddity website by following these steps:
https://www.radioddity.com/ → Support → Xiegu → XPA125B
For the Xiegu XPA125B, the resulting support page looks something like this:
As soon as a new file is available (e.g., firmware updates, updated manuals or others), these files will be published in our support area.